The Microchip SST39SF010A-70-4I-NHE-T: A Robust 1Mbit CMOS Flash Memory Solution

In the realm of embedded systems and legacy electronic designs, reliable non-volatile memory remains a critical component. The Microchip SST39SF010A-70-4I-NHE-T stands out as a proven and high-performance 1 Megabit (128K x 8) CMOS Flash memory device, engineered for a wide range of industrial and commercial applications. Operating from a single 5V power supply, this memory IC offers a simple and efficient solution for code and data storage.

A key feature of this device is its superior performance, characterized by a fast 70ns maximum access time. This speed ensures that even lower-speed microprocessors and microcontrollers can operate with zero wait states, significantly enhancing overall system performance. The memory array is organized into 2K-byte sectors, allowing for flexible sector-erase capability. This architecture enables software to efficiently manage memory space, erasing and reprogramming specific sectors without affecting others, which is ideal for firmware updates and parameter storage.

The SST39SF010A employs a sophisticated CMOS technology that results in remarkably low power consumption. It features typical active and standby currents of just 10mA and 30µA respectively, making it suitable for power-sensitive designs. Furthermore, its advanced command set ensures compatibility with the JEDEC standard, simplifying integration into existing designs and streamlining the development process.

Designed for resilience, this device offers a minimum of 100,000 erase/write cycles per sector and boasts impressive data retention of over 100 years. Its industrial temperature rating (-4I- suffix indicating operation from -40°C to +85°C) ensures reliable operation in harsh environmental conditions. The package type (NHE) denotes a 32-lead PLCC, a common and robust form factor for through-hole or socketed mounting.

ICGOOODFIND: The Microchip SST39SF010A-70-4I-NHE-T is a quintessential choice for developers seeking a dependable, high-speed, and low-power 5V Flash memory solution. Its combination of sector-erase architecture, high endurance, and industrial temperature range makes it an indispensable component for upgrading, maintaining, or designing new systems in the industrial, automotive, and communications sectors.

Keywords: 5V Flash Memory, Sector-Erase, CMOS Technology, 70ns Access Time, Industrial Temperature Range